Tongchuan Formation, Group

Geology

Formations: unnamed (1)

Members: unnamed (2), 2 (1), I (1)

Lithologies: siltstone (1), sandstone (2)

Paleoenvironments: terrestrial indet. (2)

Age range: base of the Ladinian to the top of the Carnian or 242.00000 to 228.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Anisian - Ladinian247.2 - 237.0China (Shanxi) (175579)
Ladinian242.0 - 237.0China (Nei Mongol) (29757)
Ladinian242.0 - 237.0China (Shaanxi) (29939)
Ladinian - Carnian242.0 - 228.0China (Shanxi) (88046)
Carnian237.0 - 228.0China (Shaanxi) (29906)